M7: Review Questions (27112)

Immediately after nailing the plywood sheathing on a roof frame, you should install .

• Plywood clips

• A vapor barrier
• A felt underlayment

• A drip edge

The length of a common rafter for a 20′-wide building with a 10″ rise per foot of run is .

• 19′-7″
• 20′

• 14′-8″

• 13′

A rafter support that parallels the top plate and the ridgeboard is known as a .

• Collar tie
• Strongback

• Purlin

• Ridgeboard

The number of sheets of plywood sheathing needed for a house 30' long with a span of 24' and with 8'' rise per foot of run is . (Assume no overhang.)

• 18
• 14

• 26

• 28

The roof run measurement is usually equal to .

• Twice the span
• The distance from the top plate to the ridgeboard

• The length of a common rafter

• Half the span

When placing underlayment over sheathing for roofs with a slope of 4'' or less, the commonly used roofer's felt is . A. 22 pound B. 15 pound C. 18 pound D. 10 pound

• 22 pound

• 15 pound
• 18 pound

• 10 pound

The rise per foot of run of a roof with a pitch of is . A. 6'' B. 12'' C. 18'' D. 24''

• 6''
• 12''
• 18''

• 24''

Which type of roof is considered an efficient design in areas subject to hurricanes?

• Gable roof

• Hip roof

• Gambrel roof

• Shed roof

Half the distance from the outside of one exterior wall to the outside of the opposite exterior wall is the _____.

• Pitch

• Run

• Span

• Rise

When framing a gable end, it is necessary to measure and cut _____.

• Each stud individually

• Each pair of studs

• Temporary supports

• Diagonal braces